120443023123 has 4 divisors (see below), whose sum is σ = 120492857160. Its totient is φ = 120393189088.

The previous prime is 120443023037. The next prime is 120443023133. The reversal of 120443023123 is 321320344021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120443023123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120443023133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24913393 + ... + 24918226.

It is an arithmetic number, because the mean of its divisors is an integer number (30123214290).

Almost surely, 2^120443023123 is an apocalyptic number.

120443023123 is a deficient number, since it is larger than the sum of its proper divisors (49834037).

120443023123 is an equidigital number, since it uses as much as digits as its factorization.

120443023123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49834036.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 120443023123 its reverse (321320344021), we get a palindrome (441763367144).

The spelling of 120443023123 in words is "one hundred twenty billion, four hundred forty-three million, twenty-three thousand, one hundred twenty-three".